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Finding the Fourth Proportional to 624.23, 934.99 and 606.95

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Solution

The fourth proportional to 624.23, 934.99 and 606.95 is: 909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.23 : 934.99 = 606.95 : x
  2. Step 2: Convert to fraction form
    624.23/934.99 = 606.95/x
  3. Step 3: Cross multiply
    624.23x = 934.99 × 606.95
  4. Step 4: Simplify right side
    624.23x = 567,492.18
  5. Step 5: Solve for x
    x = 567,492.18/624.23
  6. Step 6: Final answer
    x = 909.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.